| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Beijing Securities Limited | Rep | Advising on securities | 2015-06-09 | 2017-08-31 |
| Rep | Dealing in securities | 2015-06-09 | 2017-08-31 | |
| Guosen Securities (HK) Brokerage Company, Limited | Rep | Advising on futures contracts | 2013-03-04 | 2013-08-31 |
| Rep | Advising on securities | 2011-12-15 | 2013-08-31 |